000 00527nam a22001577a 4500
008 230216b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aI 631.4(082.2)
_bM2.6
245 _aManaging soil resources to meet the challenges to mankind abstracts
260 _aNew Delhi:
_b12th International Congress of Soil Science,
_c1982
300 _avi, 221p.
650 _aAgriculture
653 _aPhysical chemistry
653 _aNitrogen fixation
942 _2udc
_cREF
999 _c1787
_d1787